/*
 * This file is part of aion-unique <aionunique.smfnew.com>.
 *
 *  aion-unique is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  aion-unique is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with aion-unique.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.aionengine.gameserver.network.aion.serverpackets;


import com.aionengine.gameserver.model.gameobjects.VisibleObject;
import com.aionengine.gameserver.network.aion.AionConnection;
import com.aionengine.gameserver.network.aion.AionServerPacket;

/**
 * @author alexa026
 */
public class SM_LOOKATOBJECT extends AionServerPacket {

    private VisibleObject visibleObject;
    private int targetObjectId;
    private int heading;

    public SM_LOOKATOBJECT(VisibleObject visibleObject) {
        this.visibleObject = visibleObject;
        if (visibleObject.getTarget() != null) {
            this.targetObjectId = visibleObject.getTarget().getObjectId();
            this.heading = Math.abs(128 - visibleObject.getTarget().getHeading());
        } else {
            this.targetObjectId = 0;
            this.heading = visibleObject.getHeading();
        }
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected void writeImpl(AionConnection con) {
        writeD(visibleObject.getObjectId());
        writeD(targetObjectId);
        writeC(heading);
    }
}
